.app {
    border: 1px solid #999;
    margin: 5px;
    background: #f9f9f9;
    height: 100%;
    position: relative;
}

.content {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    overflow: hidden auto;
}

.app p {
    font-size: 10px;
    color: #999;
    padding: 2px 0 2px 2px;
}